Once-in-a-Lifetime Opportunity in Prestigious Park Ridge Estates! Welcome to your dream home—this custom-built 5-bedroom, 3.5-bath Colonial is a true showstopper located in the coveted Park Ridge Estates within the award-winning Three Village School District. Set on nearly 3/4 of an acre with no rear neighbors, this property is the ultimate entertainer's paradise. The resort-style backyard is a private oasis, beautifully framed by lush natural surroundings that offer unmatched privacy and tranquility. Enjoy the peaceful backdrop of mature trees and protected green space, creating a serene escape just steps from your door. Your outdoor retreat includes a heated in-ground pool (with a new heater), multiple custom paver patios, an oversized Trex deck, a built-in outdoor kitchen with granite countertops and gas BBQ, a custom fire pit lounge, and a stunning poolside cabana—equipped with granite countertops, hot water sink, refrigerator, TV hookup, French doors, and metal roll-up hurricane shutters. A separate storage shed adds extra convenience. The front of the home stuns with a blacktop driveway bordered by Belgian block, a cement skirt, custom brick walkway, charming front porch, and a brand-new double glass front door. The partial brick façade, vinyl siding, and seven-year-young 40-year architectural roof complete the picture. Step inside to over 3,000 sq ft of completely renovated living space, where every detail has been thoughtfully updated, with a completely redesigned first floor showcasing the chef's kitchen, including new shaker interior doors and brand-new flooring throughout. Grand two-story foyer, oak hardwood floors on the main level, vaulted ceilings, recessed lighting, and custom millwork. A chef's kitchen with white shaker cabinets and quartz countertops, 36” Thermador gas range, refrigerator, and microwave, pot filler, farmhouse sink, and cabinet-look dishwasher, marble backsplash, walk-in pantry, and beverage bar with wine fridge, and a massive center island with pendant lighting. The kitchen flows effortlessly into the formal dining room, a cozy den with built-in shelving, closets, and electric fireplace, and a custom mudroom complete with lockers, a butcher block bench, shoe drawers, and a command center. A stylish powder room with pocket door is located conveniently nearby. Also on the first floor find a spacious bedroom or potential home office. The luxurious primary suite offers vaulted ceilings and double-door entry, two spacious custom walk-in closets, and a spa-like en-suite with soaking tub, large glass shower with bench, double vanity, skylight, and private water closet. The second floor also includes spacious secondary bedrooms with custom closets, new flooring throughout, a modern full bathroom with glass shower and skylight, and a laundry closet with front-loaders tucked behind stylish barn doors. The full finished basement features extra-high ceilings, multi-zone ductless HVAC, and an impressive custom mahogany bar with black vein granite, built-in sink and fridge, and stone shelving. There's also space for a home gym, game room, and even a potential 6th bedroom with an egress window. From bold curb appeal and luxury finishes to unparalleled outdoor living surrounded by nature, this one-of-a-kind home in Setauket delivers next-level elegance in one of Long Island's most sought-after neighborhoods.